Home / 29,191.58-40,284.70-16,616.42

Finding the Fourth Proportional to 29,191.58, 40,284.70 and 16,616.42

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Solution

The fourth proportional to 29,191.58, 40,284.70 and 16,616.42 is: 22,930.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,191.58 : 40,284.70 = 16,616.42 : x
  2. Step 2: Convert to fraction form
    29,191.58/40,284.70 = 16,616.42/x
  3. Step 3: Cross multiply
    29,191.58x = 40,284.70 × 16,616.42
  4. Step 4: Simplify right side
    29,191.58x = 669,387,494.77
  5. Step 5: Solve for x
    x = 669,387,494.77/29,191.58
  6. Step 6: Final answer
    x = 22,930.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.